Powermaster 378011 GM CS130 140 Amp Chrome Alternator with Single V-Belt Pulley

Upgrade your GM charging system with the Powermaster 378011 CS130 alternator, engineered to deliver dependable 140-amp output for 12-volt applications. This alternator is designed for GM 4- and 6-cylinder engines and provides a practical replacement or performance upgrade for vehicles requiring reliable electrical power. Its CS130 configuration supports both 1-wire and 3-wire installation options, helping accommodate a variety of charging-system setups.
The Powermaster 378011 features a single V-belt pulley, straight mounting configuration, and durable aluminum case. The chrome finish provides a clean appearance while complementing engine compartments where both performance and presentation matter. Its design is intended for straightforward installation when matched with the correct vehicle and mounting arrangement.
Built for consistent charging performance, this Powermaster alternator is suitable for street-driven vehicles, custom builds, restorations, and applications using increased electrical accessories. Verify the vehicle’s engine configuration, pulley arrangement, mounting style, and wiring requirements before installation to ensure proper compatibility. The Powermaster 378011 is sold individually and combines high-output capability with flexible 1-wire or 3-wire connectivity in a compact CS130 design.

Features:

• 140-amp output supports increased electrical demands

• 12-volt charging system compatibility

• CS130 alternator design for GM 4- and 6-cylinder applications

• 1-wire or 3-wire installation capability

• Single V-belt pulley

• Straight mounting configuration

• Aluminum case construction

• Chrome finish for a clean engine-compartment appearance

• Designed for replacement, restoration, and performance applications